1/* crypto/bf/bf_opts.c */ 2/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) 3 * All rights reserved. 4 * 5 * This package is an SSL implementation written 6 * by Eric Young (eay@cryptsoft.com). 7 * The implementation was written so as to conform with Netscapes SSL. 8 * 9 * This library is free for commercial and non-commercial use as long as 10 * the following conditions are aheared to. The following conditions 11 * apply to all code found in this distribution, be it the RC4, RSA, 12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation 13 * included with this distribution is covered by the same copyright terms 14 * except that the holder is Tim Hudson (tjh@cryptsoft.com). 15 * 16 * Copyright remains Eric Young's, and as such any Copyright notices in 17 * the code are not to be removed. 18 * If this package is used in a product, Eric Young should be given attribution 19 * as the author of the parts of the library used. 20 * This can be in the form of a textual message at program startup or 21 * in documentation (online or textual) provided with the package. 22 * 23 * Redistribution and use in source and binary forms, with or without 24 * modification, are permitted provided that the following conditions 25 * are met: 26 * 1. Redistributions of source code must retain the copyright 27 * notice, this list of conditions and the following disclaimer. 28 * 2. Redistributions in binary form must reproduce the above copyright 29 * notice, this list of conditions and the following disclaimer in the 30 * documentation and/or other materials provided with the distribution. 31 * 3. All advertising materials mentioning features or use of this software 32 * must display the following acknowledgement: 33 * "This product includes cryptographic software written by 34 * Eric Young (eay@cryptsoft.com)" 35 * The word 'cryptographic' can be left out if the rouines from the library 36 * being used are not cryptographic related :-). 37 * 4. If you include any Windows specific code (or a derivative thereof) from 38 * the apps directory (application code) you must include an acknowledgement: 39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" 40 * 41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND 42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 51 * SUCH DAMAGE. 52 * 53 * The licence and distribution terms for any publically available version or 54 * derivative of this code cannot be changed. i.e. this code cannot simply be 55 * copied and put under another distribution licence 56 * [including the GNU Public Licence.] 57 */ 58 59/* define PART1, PART2, PART3 or PART4 to build only with a few of the options. 60 * This is for machines with 64k code segment size restrictions. */ 61 62#if !defined(OPENSSL_SYS_MSDOS) && (!defined(OPENSSL_SYS_VMS) || defined(__DECC)) && !defined(OPENSSL_SYS_MACOSX) 63#define TIMES 64#endif 65 66#include <stdio.h> 67 68#include <openssl/e_os2.h> 69#include OPENSSL_UNISTD_IO 70OPENSSL_DECLARE_EXIT 71 72#ifndef OPENSSL_SYS_NETWARE 73#include <signal.h> 74#endif 75 76#ifndef _IRIX 77#include <time.h> 78#endif 79#ifdef TIMES 80#include <sys/types.h> 81#include <sys/times.h> 82#endif 83 84/* Depending on the VMS version, the tms structure is perhaps defined. 85 The __TMS macro will show if it was. If it wasn't defined, we should 86 undefine TIMES, since that tells the rest of the program how things 87 should be handled. -- Richard Levitte */ 88#if defined(OPENSSL_SYS_VMS_DECC) && !defined(__TMS) 89#undef TIMES 90#endif 91 92#ifndef TIMES 93#include <sys/timeb.h> 94#endif 95 96#if defined(sun) || defined(__ultrix) 97#define _POSIX_SOURCE 98#include <limits.h> 99#include <sys/param.h> 100#endif 101 102#include <openssl/blowfish.h> 103 104#define BF_DEFAULT_OPTIONS 105 106#undef BF_ENC 107#define BF_encrypt BF_encrypt_normal 108#undef HEADER_BF_LOCL_H 109#include "bf_enc.c" 110 111#define BF_PTR 112#undef BF_PTR2 113#undef BF_ENC 114#undef BF_encrypt 115#define BF_encrypt BF_encrypt_ptr 116#undef HEADER_BF_LOCL_H 117#include "bf_enc.c" 118 119#undef BF_PTR 120#define BF_PTR2 121#undef BF_ENC 122#undef BF_encrypt 123#define BF_encrypt BF_encrypt_ptr2 124#undef HEADER_BF_LOCL_H 125#include "bf_enc.c" 126 127/* The following if from times(3) man page. It may need to be changed */ 128#ifndef HZ 129# ifndef CLK_TCK 130# ifndef _BSD_CLK_TCK_ /* FreeBSD fix */ 131# define HZ 100.0 132# else /* _BSD_CLK_TCK_ */ 133# define HZ ((double)_BSD_CLK_TCK_) 134# endif 135# else /* CLK_TCK */ 136# define HZ ((double)CLK_TCK) 137# endif 138#endif 139 140#define BUFSIZE ((long)1024) 141long run=0; 142 143double Time_F(int s); 144#ifdef SIGALRM 145#if defined(__STDC__) || defined(sgi) 146#define SIGRETTYPE void 147#else 148#define SIGRETTYPE int 149#endif 150 151SIGRETTYPE sig_done(int sig); 152SIGRETTYPE sig_done(int sig) 153 { 154 signal(SIGALRM,sig_done); 155 run=0; 156#ifdef LINT 157 sig=sig; 158#endif 159 } 160#endif 161 162#define START 0 163#define STOP 1 164 165double Time_F(int s) 166 { 167 double ret; 168#ifdef TIMES 169 static struct tms tstart,tend; 170 171 if (s == START) 172 { 173 times(&tstart); 174 return(0); 175 } 176 else 177 { 178 times(&tend); 179 ret=((double)(tend.tms_utime-tstart.tms_utime))/HZ; 180 return((ret == 0.0)?1e-6:ret); 181 } 182#else /* !times() */ 183 static struct timeb tstart,tend; 184 long i; 185 186 if (s == START) 187 { 188 ftime(&tstart); 189 return(0); 190 } 191 else 192 { 193 ftime(&tend); 194 i=(long)tend.millitm-(long)tstart.millitm; 195 ret=((double)(tend.time-tstart.time))+((double)i)/1000.0; 196 return((ret == 0.0)?1e-6:ret); 197 } 198#endif 199 } 200 201#ifdef SIGALRM 202#define print_name(name) fprintf(stderr,"Doing %s's for 10 seconds\n",name); alarm(10); 203#else 204#define print_name(name) fprintf(stderr,"Doing %s %ld times\n",name,cb); 205#endif 206 207#define time_it(func,name,index) \ 208 print_name(name); \ 209 Time_F(START); \ 210 for (count=0,run=1; COND(cb); count+=4) \ 211 { \ 212 unsigned long d[2]; \ 213 func(d,&sch); \ 214 func(d,&sch); \ 215 func(d,&sch); \ 216 func(d,&sch); \ 217 } \ 218 tm[index]=Time_F(STOP); \ 219 fprintf(stderr,"%ld %s's in %.2f second\n",count,name,tm[index]); \ 220 tm[index]=((double)COUNT(cb))/tm[index]; 221 222#define print_it(name,index) \ 223 fprintf(stderr,"%s bytes per sec = %12.2f (%5.1fuS)\n",name, \ 224 tm[index]*8,1.0e6/tm[index]); 225 226int main(int argc, char **argv) 227 { 228 long count; 229 static unsigned char buf[BUFSIZE]; 230 static char key[16]={ 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0, 231 0x12,0x34,0x56,0x78,0x9a,0xbc,0xde,0xf0}; 232 BF_KEY sch; 233 double d,tm[16],max=0; 234 int rank[16]; 235 char *str[16]; 236 int max_idx=0,i,num=0,j; 237#ifndef SIGALARM 238 long ca,cb,cc,cd,ce; 239#endif 240 241 for (i=0; i<12; i++) 242 { 243 tm[i]=0.0; 244 rank[i]=0; 245 } 246 247#ifndef TIMES 248 fprintf(stderr,"To get the most accurate results, try to run this\n"); 249 fprintf(stderr,"program when this computer is idle.\n"); 250#endif 251 252 BF_set_key(&sch,16,key); 253 254#ifndef SIGALRM 255 fprintf(stderr,"First we calculate the approximate speed ...\n"); 256 count=10; 257 do { 258 long i; 259 unsigned long data[2]; 260 261 count*=2; 262 Time_F(START); 263 for (i=count; i; i--) 264 BF_encrypt(data,&sch); 265 d=Time_F(STOP); 266 } while (d < 3.0); 267 ca=count; 268 cb=count*3; 269 cc=count*3*8/BUFSIZE+1; 270 cd=count*8/BUFSIZE+1; 271 272 ce=count/20+1; 273#define COND(d) (count != (d)) 274#define COUNT(d) (d) 275#else 276#define COND(c) (run) 277#define COUNT(d) (count) 278 signal(SIGALRM,sig_done); 279 alarm(10); 280#endif 281 282 time_it(BF_encrypt_normal, "BF_encrypt_normal ", 0); 283 time_it(BF_encrypt_ptr, "BF_encrypt_ptr ", 1); 284 time_it(BF_encrypt_ptr2, "BF_encrypt_ptr2 ", 2); 285 num+=3; 286 287 str[0]="<nothing>"; 288 print_it("BF_encrypt_normal ",0); 289 max=tm[0]; 290 max_idx=0; 291 str[1]="ptr "; 292 print_it("BF_encrypt_ptr ",1); 293 if (max < tm[1]) { max=tm[1]; max_idx=1; } 294 str[2]="ptr2 "; 295 print_it("BF_encrypt_ptr2 ",2); 296 if (max < tm[2]) { max=tm[2]; max_idx=2; } 297 298 printf("options BF ecb/s\n"); 299 printf("%s %12.2f 100.0%%\n",str[max_idx],tm[max_idx]); 300 d=tm[max_idx]; 301 tm[max_idx]= -2.0; 302 max= -1.0; 303 for (;;) 304 { 305 for (i=0; i<3; i++) 306 { 307 if (max < tm[i]) { max=tm[i]; j=i; } 308 } 309 if (max < 0.0) break; 310 printf("%s %12.2f %4.1f%%\n",str[j],tm[j],tm[j]/d*100.0); 311 tm[j]= -2.0; 312 max= -1.0; 313 } 314 315 switch (max_idx) 316 { 317 case 0: 318 printf("-DBF_DEFAULT_OPTIONS\n"); 319 break; 320 case 1: 321 printf("-DBF_PTR\n"); 322 break; 323 case 2: 324 printf("-DBF_PTR2\n"); 325 break; 326 } 327 exit(0); 328#if defined(LINT) || defined(OPENSSL_SYS_MSDOS) 329 return(0); 330#endif 331 } 332